Personally I agree with the respondent with regard to conservation, not to mention our destroying the planet and each other. Not sure how those would not be considered detrimental but I also don't know the future. Still I think intelligence may eventually get us off this rock to someplace where we can continue on as a species.All that belongs to human understanding, in this deep ignorance and obscurity, is to be skeptical, or at least cautious; and not to admit of any hypothesis, whatsoever; much less, of any which is supported by no appearance of probability